Look up epoch in Wiktionary, the free dictionary.
An epoch is an instant in time chosen as the origin of a particular calendar era.
Epoch or EPOCH may also refer to:
Time-related
- Any historical era
 - Epoch (astronomy), a moment in time used as a reference for the orbital elements of a celestial body
 - Epoch (computing), a moment from which system time is usually measured
 - Epoch (cosmology) or cosmologic epoch, a phase in the development of the universe since the Big Bang
 - Epoch, a span of time on the geologic time scale smaller than a period and larger than an age
 - Epoch (race), racial periods in Blavatsky's esoteric theory of the root races
 - Unix epoch, the starting time for Unix-based operating systems
 
Arts and entertainment
- Epoch (DC Comics), a supervillain also known as the Lord of Time
 - Epoch (Marvel Comics), a cosmic entity in the Marvel Comics universe
 - Epoch (film), a 2001 American science fiction film
 - Epoch (anthology), a 1975 anthology of science fiction stories
 - Epoch (video game), a 1981 space combat game for the Apple II
 - Epoch (The Brave album), 2016
 - Epoch (Tycho album), 2016
 - Epoch, a 2006 album by Rip Slyme
 
Games
- Epoch Co., a Japanese toy and computer games company
- Epoch Game Pocket Computer, an early hand-held game console produced by Epoch Co.
 
 - Epoch (Chrono Trigger), a flying time machine in role-playing game Chrono Trigger
 - Epoch Hunter, a boss in Caverns of Time from the game World of Warcraft
 
Publications
- Epoch (American magazine), literary magazine of Cornell University
 - Epoch (Russian magazine), literary magazine by Fyodor Dostoyevsky and his brother Mikhail
 - Ha-Tsfira (lit. Epoch), a Hebrew language newspaper published in 1862 and 1874–1931
 - The Epoch Times, a privately owned Falun Gong-linked newspaper
 
Science and technology
- EPOCH (chemotherapy), a chemotherapy regimen
 - EPOCh (Extrasolar Planet Observation and Characterization), a NASA mission associated with EPOXI
 
Weapons
See also
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